| series | Champcar current |
| driver |  Geoff Brabham |
| year | race | team | car | entry | start | finish | chassis | engine | laps led | * |
| 1981 | Phoenix | Garza | 54 | Kraco | 10 | 9 | Penske PC-7/79 [001] | Cosworth DFX | ||
| 1981 | Riverside | All American Racers | 48 | Pepsi Challenger | 1 | 19 | Eagle 81 [8105] | Chevy Donovan 355 V8 | 17 | |
| 1981 | Mexico City | All American Racers | 48 | Pepsi Challenger | 2 | 9 | Eagle 81 [8105] | Chevy Donovan 355 V8 | ||
| 1982 | Phoenix | Bignotti-Cotter | 21 | Pentax | 7 | 15 | March 81C | Cosworth DFX | ||
| 1982 | Atlanta | Bignotti-Cotter | 21 | Pentax | 17 | 15 | March 81C | Cosworth DFX | ||
| 1982 | Milwaukee | Bignotti-Cotter | 21 | Pentax | 9 | 7 | March 82C | Cosworth DFX | ||
| 1982 | Cleveland | Bignotti-Cotter | 21 | Pentax | 4 | 6 | March 82C | Cosworth DFX | 2 | |
| 1982 | Michigan | Bignotti-Cotter | 21 | Pentax | 12 | 7 | March 82C | Cosworth DFX | ||
| 1982 | Milwaukee II | Bignotti-Cotter | 21 | Pentax | 10 | 10 | March 82C | Cosworth DFX | ||
| 1982 | Pocono | Bignotti-Cotter | 21 | Pentax | 12 | 4 | March 82C | Cosworth DFX | ||
| 1982 | Riverside | Bignotti-Cotter | 21 | Pentax | 6 | 28 | March 82C | Cosworth DFX | ||
| 1982 | Elkhart Lake | Bignotti-Cotter | 21 | Pentax | 13 | 15 | March 82C | Cosworth DFX | ||
| 1982 | Michigan II | Bignotti-Cotter | 21 | Pentax | 26 | 3 | March 82C | Cosworth DFX | ||
| 1982 | Phoenix II | Bignotti-Cotter | 21 | Pentax | 18 | 20 | March 82C | Cosworth DFX | ||
| 1983 | Indy 500 | Team VDS | 12 | UNO/British Sterling | 26 | 4 | Penske PC-10/82 [004] | Cosworth DFX | ||
| 1983 | Michigan | Wysard | 34 | Wysard Racing | 23 | 22 | March 83C [15] | Cosworth DFX | ||
| 1983 | Riverside | Kraco | 99 | Kraco | 5 | 18 | March 83C | Cosworth DFX | ||
| 1983 | Michigan II | Kraco | 99 | Kraco | 13 | 12 | March 83C | Cosworth DFX | ||
| 1983 | Las Vegas | Kraco | 18 | Kraco | 8 | 20 | March 83C | Cosworth DFX | ||
| 1983 | Laguna Seca | Kraco | 18 | Kraco | 7 | 16 | March 83C | Cosworth DFX | ||
| 1984 | Long Beach | Kraco | 18 | Kraco | 8 | 2 | March 84C [19] | Cosworth DFX | ||
| 1984 | Phoenix | Kraco | 18 | Kraco | 21 | 16 | March 84C [19] | Cosworth DFX | ||
| 1984 | Indy 500 | Kraco | 18 | Kraco | 8 | 33 | March 84C [30] | Cosworth DFX | ||
| 1984 | Indy 500 | Kraco | 18 | Kraco | DNS | March 84C [19] | Cosworth DFX | |||
| 1984 | Milwaukee | Kraco | 18 | Kraco | 21 | 17 | March 84C | Cosworth DFX | ||
| 1984 | Portland | Kraco | 18 | Kraco | 11 | 2 | March 84C | Cosworth DFX | ||
| 1984 | Meadowlands | Kraco | 18 | Kraco | 9 | 3 | March 84C | Cosworth DFX | ||
| 1984 | Cleveland | Kraco | 18 | Kraco/Wolff Systems | 8 | 8 | March 84C | Cosworth DFX | ||
| 1984 | Michigan | Kraco | 18 | Kraco/Wolff Systems | 19 | 9 | March 84C | Cosworth DFX | ||
| 1984 | Elkhart Lake | Kraco | 18 | Kraco/Wolff Systems | 6 | 5 | March 84C | Cosworth DFX | ||
| 1984 | Pocono | Kraco | 18 | Kraco/Wolff Systems | 18 | 14 | March 84C | Cosworth DFX | ||
| 1984 | Lexington | Kraco | 18 | Kraco/Wolff Systems | 18 | 21 | March 84C | Cosworth DFX | ||
| 1984 | Sanair | Kraco | 18 | Kraco/Wolff Systems | 18 | 15 | March 84C | Cosworth DFX | ||
| 1984 | Michigan II | Kraco | 18 | Kraco/Wolff Systems | 19 | 11 | March 84C | Cosworth DFX | ||
| 1984 | Phoenix II | Kraco | 18 | Kraco/Wolff Systems | 23 | 16 | March 84C | Cosworth DFX | ||
| 1984 | Laguna Seca | Kraco | 18 | Kraco/Wolff Systems | 4 | 5 | March 84C | Cosworth DFX | ||
| 1984 | Las Vegas | Kraco | 18 | Kraco/Wolff Systems | 7 | 5 | March 84C | Cosworth DFX | ||
| 1985 | Long Beach | Galles | 7 | Coors Light | 4 | 6 | March 85C | Cosworth DFX | ||
| 1985 | Indy 500 | Galles | 7 | Coors Light | 9 | 19 | March 85C [25] | Cosworth DFX | ||
| 1985 | Milwaukee | Galles | 7 | Coors Light | 12 | 12 | March 85C | Cosworth DFX | ||
| 1985 | Portland | Galles | 7 | Coors Light | 5 | 14 | March 85C | Cosworth DFX | ||
| 1985 | Meadowlands | Galles | 7 | Coors Light | 3 | 24 | March 85C | Cosworth DFX | ||
| 1985 | Cleveland | Galles | 7 | Coors Light | 4 | 2 | March 85C | Cosworth DFX | ||
| 1985 | Michigan | Galles | 7 | Coors Light | 5 | 29 | March 85C | Cosworth DFX | ||
| 1985 | Elkhart Lake | Galles | 7 | Coors Light | 7 | 15 | March 85C | Cosworth DFX | ||
| 1985 | Pocono | Galles | 7 | Coors Light | 11 | 19 | March 85C | Cosworth DFX | ||
| 1985 | Lexington | Galles | 7 | Coors Light | 3 | 13 | March 85C | Cosworth DFX | ||
| 1985 | Sanair | Galles | 7 | Coors Light | 14 | 4 | March 85C | Cosworth DFX | ||
| 1985 | Michigan II | Galles | 7 | Coors Light | 22 | 16 | March 85C | Cosworth DFX | ||
| 1985 | Laguna Seca | Galles | 7 | Coors Light | 7 | 10 | March 85C | Cosworth DFX | ||
| 1985 | Phoenix | Galles | 7 | Coors Light | 10 | 12 | March 85C | Cosworth DFX | ||
| 1985 | Miami | Galles | 7 | Coors Light | 2 | 22 | March 85C | Cosworth DFX | ||
| 1986 | Phoenix | Galles | 8 | Valvoline | 24 | 10 | Lola T8600 | Cosworth DFX | ||
| 1986 | Phoenix | Galles | 8 | Valvoline | DNS | Lola T8600 | Judd Brabham-Honda | |||
| 1986 | Long Beach | Galles | 8 | Valvoline | 14 | 3 | Lola T8600 | Cosworth DFX | ||
| 1986 | Indy 500 | Galles | 8 | Valvoline | 20 | 12 | Lola T8600 [HU14] | Cosworth DFX | ||
| 1986 | Indy 500 | Galles | 8 | Valvoline | DNS | Lola T8600 [HU10] | Cosworth DFX | |||
| 1986 | Milwaukee | Galles | 8 | Valvoline | 14 | 21 | Lola T8600 | Cosworth DFX | ||
| 1986 | Portland | Galles | 8 | Valvoline | 10 | 7 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Meadowlands | Galles | 8 | Valvoline | 10 | 22 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Cleveland | Galles | 8 | Valvoline | 6 | 14 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Toronto | Galles | 8 | Valvoline | 13 | 14 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Michigan | Galles | 8 | Valvoline | 28 | 4 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Pocono | Galles | 8 | Valvoline | 17 | 12 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Lexington | Galles | 8 | Valvoline | 9 | 20 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Sanair | Galles | 8 | Valvoline | 17 | 11 | Lola T8600 | Cosworth DFX | ||
| 1986 | Michigan II | Galles | 8 | Valvoline | 22 | 11 | Lola T8600 | Cosworth DFX | ||
| 1986 | Michigan II | Galles | 8 | Valvoline | DNS | Lola T8600 | Judd Brabham-Honda | |||
| 1986 | Elkhart Lake | Galles | 8 | Valvoline | 13 | 22 | Lola T8600 | Judd Brabham-Honda | ||
| 1986 | Laguna Seca | Galles | 8 | Valvoline | 7 | 6 | Lola T8600 | Cosworth DFX | 3 | |
| 1986 | Phoenix II | Galles | 8 | Valvoline | 14 | 8 | Lola T8600 | Cosworth DFX | ||
| 1986 | Miami | Galles | 8 | Valvoline | 7 | 5 | Lola T8600 | Cosworth DFX | ||
| 1986 | Miami | Galles | 8 | Valvoline | DNS | Lola T8600 | Judd Brabham-Honda | |||
| 1987 | Long Beach | Galles | 15 | Valvoline | 8 | 16 | March 87C | Judd Brabham-Honda | ||
| 1987 | Phoenix | Galles | 15 | Valvoline | 12 | 8 | March 87C | Judd Brabham-Honda | ||
| 1987 | Indy 500 | Galles | 15 | Valvoline | 14 | 24 | March 87C [07] | Judd Brabham-Honda | ||
| 1987 | Milwaukee | Galles | 15 | Valvoline | 19 | 12 | March 87C | Judd Brabham-Honda | ||
| 1987 | Portland | Galles | 15 | Valvoline | 7 | 9 | March 87C | Judd Brabham-Honda | ||
| 1987 | Meadowlands | Galles | 15 | Valvoline | 6 | 4 | March 87C | Judd Brabham-Honda | ||
| 1987 | Cleveland | Galles | 15 | Valvoline | 8 | 22 | March 87C | Judd Brabham-Honda | ||
| 1987 | Toronto | Galles | 15 | Valvoline | 8 | 24 | March 87C | Judd Brabham-Honda | ||
| 1987 | Michigan | Galles | 15 | Valvoline | 16 | 8 | March 87C | Judd Brabham-Honda | 3 | |
| 1987 | Pocono | Galles | 15 | Valvoline | 10 | 2 | March 87C | Judd Brabham-Honda | 11 | |
| 1987 | Elkhart Lake | Galles | 15 | Valvoline | 6 | 2 | March 87C | Judd Brabham-Honda | ||
| 1987 | Lexington | Galles | 15 | Valvoline | 8 | 7 | March 87C | Judd Brabham-Honda | ||
| 1987 | Nazareth | Galles | 15 | Valvoline | 4 | 12 | March 87C | Judd Brabham-Honda | ||
| 1987 | Laguna Seca | Galles | 15 | Valvoline | 5 | 5 | March 87C | Judd Brabham-Honda | ||
| 1987 | Miami | Galles | 15 | Valvoline | 3 | 3 | March 87C | Judd Brabham-Honda | ||
| 1989 | Indy 500 | Penske | 1 | Miller High Life | DNS | Penske PC-18/89 [001] | Chevy V8/A | |||
| 1989 | Indy 500 | Penske | 4 | Pennzoil | DNS | Penske PC-17/88 | Chevy V8/A | |||
| 1989 | Portland | Penske | 1 | Miller High Life | 4 | 14 | Penske PC-18/89 | Chevy V8/A | ||
| 1990 | Indy 500 | Truesports | 21 | Mac Tools | 19 | 19 | Lola T8900 | Judd AV | ||
| 1991 | Indy 500 | Truesports | 21 | Mac Tools | 22 | 20 | Truesports 91C [03] | Judd AV | ||
| 1991 | Indy 500 | Truesports | 21 | Mac Tools | DNS | Lola T8900 | Judd AV | |||
| 1993 | Indy 500 | Menard | 27 | Glidden Paint | 29 | 26 | Lola T9300 [HU06] | Menard V6-B | ||
| 1994 | Indy 500 | Menard | 59 | Glidden Paint | DNS | Lola T9300 | Menard V6-B |
96 entries
